<!DOCTYPE html>
<html>
    <head>
        <meta http-equiv="content-type" content="text/html;charset=utf-8"/>
        <title></title>
        <style type="text/css">
            *{
                font-size: 14px;
                margin: 0;
                padding: 0;
                border: 0;
                text-align: left;
                vertical-align: top;
                box-sizing: border-box;
            }
            
            .container{
                padding: 0;
                margin: 0;
                border: 0;
                display: table;
                width: 100%;
            }

            .container>.col-1,.container>.col-2,.container>.col-3,.container>.col-4,.container>.col-6,.container>.col-7
            ,.container>.col-8,.container>.col-9,.container>.col-10,.container>.col-11,.container>.col-12{
                padding: 0;
                margin: 0;
                border: 0;
                display: table-cell;
            }
            .container>.col-1{
                width: 8.33333%;
            }
            .container>.col-2{
                width: 16.66667%;
            }
            .container>.col-3{
                width: 25%;
            }
            .container>.col-4{
                width: 33.33333%;
            }
            .container>.col-5{
                width: 41.66667%;
            }
            .container>.col-6{
                width: 50%;
            }
            .container>.col-7{
                width: 58.33333%;
            }
            .container>.col-8{
                width: 66.66666%;
            }
            .container>.col-9{
                width: 75%;
            }
            .container>.col-10{
                width: 83.33333%;
            }
            .container>.col-11{
                width: 91.66667%;
            }
            .container>.col-12{
                width: 100%;
            }

            body{
                background-color: #dddddd;
            }

            #layout{
                width: 1080px;
                margin: 5px auto;
            }

            #layout>#header{
                width: 100%;
                height: 80px;
                background-color: red;
            }

            #layout>#main{
                width: 100%;
                min-height: 150px;
                background-color: #eeeeee;
            }

            #layout>#footer{
                width: 100%;
                height: 40px;
                background-color: #999999;
                padding: 5px;
            }

            #layout>#footer #copyright *{
                text-align: center;
            }

            #layout>#header>div:first-child{
                height: 50px;
                padding: 5px;
            }
            
            #layout>#header> #main-menu{
                width: 100%;
                height: 30px;
                background-color: black;
                color: white;
            }

            #layout>#header>div:first-child h1{
                font-size: 20px;
                color: #333;
            }

            #layout>#header #user-info{
                text-align:right;
            }

            .mainMenu{
                list-style-type: none;
            }

            .mainMenu>li{
                display: inline-block;
                width: 50px;
                height: 30px;
                padding: 5px 10px;
            }
            .mainMenu>li:hover{
                background-color: #666;
            }




        </style>
    </head>
    <body>
        <div id="layout">
            <div id="header">
                <div class="container">
                    <h1 class="col-9">我的博客系统</h1>
                    <div id="user-info" class="col-3">
                        <span id="user-name">
                            DR
                        </span>
                        <a>退出</a>
                    </div>
                </div>
                <div id="main-menu">
                    <ul class="mainMenu">
                        <li>首页</li>
                        <li>文章</li>
                        <li>用户</li>
                        <li>管理</li>
                    </ul>
                </div>
            </div>
            <div id="main">
                <div id="workspace"></div>
                <div id="extras"></div>
            </div>
            <div id="footer">
                <div id="quick-access"></div>
                <div id="copyright">
                    <p>Dr-learn@qq.com ........</p>
                </div>
            </div>
        </div>
    </body>
</html>
